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-rw-r--r--net/xfrm/xfrm_iptfs.c6
-rw-r--r--net/xfrm/xfrm_output.c43
-rw-r--r--net/xfrm/xfrm_state.c4
3 files changed, 46 insertions, 7 deletions
diff --git a/net/xfrm/xfrm_iptfs.c b/net/xfrm/xfrm_iptfs.c
index 755f1eea8bfa..3b6d7284fc70 100644
--- a/net/xfrm/xfrm_iptfs.c
+++ b/net/xfrm/xfrm_iptfs.c
@@ -2625,12 +2625,10 @@ static void __iptfs_init_state(struct xfrm_state *x,
struct xfrm_iptfs_data *xtfs)
{
__skb_queue_head_init(&xtfs->queue);
- hrtimer_init(&xtfs->iptfs_timer, CLOCK_MONOTONIC, IPTFS_HRTIMER_MODE);
- xtfs->iptfs_timer.function = iptfs_delay_timer;
+ hrtimer_setup(&xtfs->iptfs_timer, iptfs_delay_timer, CLOCK_MONOTONIC, IPTFS_HRTIMER_MODE);
spin_lock_init(&xtfs->drop_lock);
- hrtimer_init(&xtfs->drop_timer, CLOCK_MONOTONIC, IPTFS_HRTIMER_MODE);
- xtfs->drop_timer.function = iptfs_drop_timer;
+ hrtimer_setup(&xtfs->drop_timer, iptfs_drop_timer, CLOCK_MONOTONIC, IPTFS_HRTIMER_MODE);
/* Modify type (esp) adjustment values */
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index f7abd42c077d..3cabc87978dd 100644
--- a/net/xfrm/xfrm_output.c
+++ b/net/xfrm/xfrm_output.c
@@ -612,6 +612,40 @@ out:
}
EXPORT_SYMBOL_GPL(xfrm_output_resume);
+static int xfrm_dev_direct_output(struct sock *sk, struct xfrm_state *x,
+ struct sk_buff *skb)
+{
+ struct dst_entry *dst = skb_dst(skb);
+ struct net *net = xs_net(x);
+ int err;
+
+ dst = skb_dst_pop(skb);
+ if (!dst) {
+ XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTERROR);
+ kfree_skb(skb);
+ return -EHOSTUNREACH;
+ }
+ skb_dst_set(skb, dst);
+ nf_reset_ct(skb);
+
+ err = skb_dst(skb)->ops->local_out(net, sk, skb);
+ if (unlikely(err != 1)) {
+ kfree_skb(skb);
+ return err;
+ }
+
+ /* In transport mode, network destination is
+ * directly reachable, while in tunnel mode,
+ * inner packet network may not be. In packet
+ * offload type, HW is responsible for hard
+ * header packet mangling so directly xmit skb
+ * to netdevice.
+ */
+ skb->dev = x->xso.dev;
+ __skb_push(skb, skb->dev->hard_header_len);
+ return dev_queue_xmit(skb);
+}
+
static int xfrm_output2(struct net *net, struct sock *sk, struct sk_buff *skb)
{
return xfrm_output_resume(sk, skb, 1);
@@ -735,6 +769,13 @@ int xfrm_output(struct sock *sk, struct sk_buff *skb)
return -EHOSTUNREACH;
}
+ /* Exclusive direct xmit for tunnel mode, as
+ * some filtering or matching rules may apply
+ * in transport mode.
+ */
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ return xfrm_dev_direct_output(sk, x, skb);
+
return xfrm_output_resume(sk, skb, 0);
}
@@ -758,7 +799,7 @@ int xfrm_output(struct sock *sk, struct sk_buff *skb)
skb->encapsulation = 1;
if (skb_is_gso(skb)) {
- if (skb->inner_protocol)
+ if (skb->inner_protocol && x->props.mode == XFRM_MODE_TUNNEL)
return xfrm_output_gso(net, sk, skb);
skb_shinfo(skb)->gso_type |= SKB_GSO_ESP;
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index ad2202fa82f3..9bd14fdb67a5 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -746,8 +746,8 @@ struct xfrm_state *xfrm_state_alloc(struct net *net)
INIT_HLIST_NODE(&x->bysrc);
INIT_HLIST_NODE(&x->byspi);
INIT_HLIST_NODE(&x->byseq);
- hrtimer_init(&x->mtimer, CLOCK_BOOTTIME, HRTIMER_MODE_ABS_SOFT);
- x->mtimer.function = xfrm_timer_handler;
+ hrtimer_setup(&x->mtimer, xfrm_timer_handler, CLOCK_BOOTTIME,
+ HRTIMER_MODE_ABS_SOFT);
timer_setup(&x->rtimer, xfrm_replay_timer_handler, 0);
x->curlft.add_time = ktime_get_real_seconds();
x->lft.soft_byte_limit = XFRM_INF;